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130127001 = 3121335759
BaseRepresentation
bin1111100000110…
…01010010011001
3100001212010200120
413300121102121
5231303031001
620525023453
73140030004
oct760312231
9301763616
10130127001
11674a9384
12376b4b89
1320c61534
14133d453b
15b656236
hex7c19499

130127001 has 8 divisors (see below), whose sum is σ = 173650560. Its totient is φ = 86677392.

The previous prime is 130126981. The next prime is 130127003. The reversal of 130127001 is 100721031.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 130127001 - 26 = 130126937 is a prime.

It is not an unprimeable number, because it can be changed into a prime (130127003) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 14241 + ... + 21518.

It is an arithmetic number, because the mean of its divisors is an integer number (21706320).

Almost surely, 2130127001 is an apocalyptic number.

It is an amenable number.

130127001 is a deficient number, since it is larger than the sum of its proper divisors (43523559).

130127001 is a wasteful number, since it uses less digits than its factorization.

130127001 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 36975.

The product of its (nonzero) digits is 42, while the sum is 15.

The square root of 130127001 is about 11407.3222537106. The cubic root of 130127001 is about 506.7446126522.

Adding to 130127001 its reverse (100721031), we get a palindrome (230848032).

The spelling of 130127001 in words is "one hundred thirty million, one hundred twenty-seven thousand, one".

Divisors: 1 3 1213 3639 35759 107277 43375667 130127001